Stenflex AS-1 Rubber Compensator

13°0
ANSI
DIN EN
AS-1/1-D15
Rubber expansion joint Q Type AS-1 Universal expansion joint DN 25 – DN 400
of flame-pro
Applications
1
Q for reducing thermal and mechanical tension in pipes and their system components, e.g.
Q pumps Q compressors Q motors Q for muffling vibration and noise Q at appliances
Q in cooling water and lub oil pipes Q for compensating axial, lateral and angular movement
Q to compensate for installation inaccuracies Q to meet fire protection regulations
Q shipbuilding industry Q in heating plants
17
Structure type AS-1 Universal expansion joint, consisting of a rubber bellows and rotable flanges
Rubber bellows PN 16 Highly elastic molded bellows in various rubber grades
Steel wire cord reinforcement Wire-reinforced self-sealing rubber rim Electrical impedance < 100 Ohm (DIN IEC 93, VDE 0303-30)
Rubber grade*
Colour code
Possible uses
EPDM NBR
orange/blue red/blue
Hot water, acids, lyes Oil
*Check or inquire about the resistance of the rubber grade to temperature and medium.
Technical design Max. perm. operating pressure Max. perm. temperature Bursting pressure
Vacuum operation
16 bar* +130 °C ≥ 50 bar
DN 20-50 without vacuum supporting ring,
DN 65-400 with vacuum supporting ring
Accessories Vacuum supporting ring Internal guide sleeve Protective hood
Protective tube
Certificates
CE (DGR 97/23/EC) American Bureau of Shipping Bureau Veritas Det Norske Veritas
Germanischer Lloyd Lloyd´s Register of Shipping TÜV/DIN 4809 (DN 25-200)
Others see technical annex
Max. operating pressure to be set 30 % lower for shock loads.
*Please consider a decrease of pressure due to temperature (see technical annex).
Flanges Version Rotable flanges with stabilizing collar Flange drilling for through bolts,
DN 25 with Drill holes Special machined groove for rubber rim Dimensions
Standard: DN 25 - DN 175 (PN 16)
DN 200 - DN 400 (PN 10)
DN 20 - DN 400 (PN 6) according to EN 1092 Others: DIN EN, ANSI, BS etc.
Connection dimensions see technical
annex Materials Standard: 1.0038 (S235JR) Others: 1.4541, 1.4571 etc.
Corrosion protection Standard: electrogalvanized Others: hot-dip galvanized, special
varnish, special coating, etc.
®
STENFLEX type AS-1 used in cooling water system of ship’s engine